An archive of the music of 20th Century avant garde classical and experimental artists and performances; the majority of these works are hopelessly out of print and the AGP strives to keep them in the public ear.

One of those rare cases where a site's name is 100% accurate. Cassette tapes have been the format of choice in the third world for decades and this site offers an unparalleled window into regional African music through their digital transfer. The majority of these artists and sounds would remain unheard in the western world without this site's diligence.

Daytrotter offers up unlimited access to their "Daytrotter Sessions," intimate shows at their studio in the Illinois countryside. These sessions have quickly become a rite of passage for independent artists of all genres.

Operating under their "fair play in music" platform, Gogoyoko provides free streaming of their vast and eclectic selection of artists. Based in Iceland, their selection is heavily Eurocentric with an emphasis on electronic and indiepop acts but also includes jazz and classical.

Grooveshark is still one of the only viable options on the web to receive "click and play" free music. Simply type in the artist you are interested in hearing and choose which song you’d like to play and you have begun (without downloading anything or registering). They offer many playlist options and social networking within site, as well.

A new website put together by The Library of Congress and Sony Music Entertainment which features over 10,000 rare historic sound recordings available to the public for the first time digitally. Recordings in the Jukebox were issued on record labels now owned by Sony Music Entertainment, which has granted the Library of Congress a gratis license to stream acoustical recordings.